Drilldown: Patents

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Patents > Tech fields : HTA or propellers & Number of claims: 4-9

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Office:
Inventors:
None (5) · Arthur Henry Edwards (5) · Otto Schüle (5) · Paul Frederik Degn (5) · Ruter William Springer (4) · Franz Wondra (4) · John Washington Wilson (4) · Martin Diederich Rucker (4) · Gaston Rose (4) · Henri-Marie Coandă (4) · Ernest Abington Vessey (3) · Carl Hanschke (3) · Louis Blériot (3) · Vigilio Baldo (3) · Ferdinand Porsche (3) · Charles Groombridge (3) · William Alfred South (3) · William Andrew Hutson (3) · William Davey Oddy (3)
Inventor country:
Applicant person:
None (10) · Otto Schüle (5) · Paul Frederik Degn (5) · Arthur Henry Edwards (5) · Gaston Rose (4) · Henri-Marie Coandă (4) · Franz Wondra (4) · Martin Diederich Rucker (4) · Ruter William Springer (4) · John Washington Wilson (4) · William Alfred South (3) · Carl Hanschke (3) · Ernest Abington Vessey (3) · Vigilio Baldo (3) · Charles Groombridge (3) · Louis Blériot (3) · William Davey Oddy (3) · Ferdinand Porsche (3)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (65)
Granted:
Supplementary to patent:
None (144) · Patent DE-1907-214228 (5) · Patent GB-1908-4519 (4) · Patent US-1909-970771 (4) · Patent US-1904-876125 (3) · Patent AT-1909-12-31 Vigilio Baldo (3) · Patent DE-1909-220044 (3) · Patent DE-1910-06-18 Carl Hanschke (3) · Patent US-1914-1104963 (2) · Patent US-1913-1087946 (2) · Patent DE-1911-330185 (2) · Patent AT-1912-64392 (2) · Patent US-1910-993987 (2) · Patent CH-1915-73162 (2) · Patent RU-1905-Rebikov (2) · Patent FR-1911-448337 (2) · Patent US-1910-1055379 (2) · Patent GB-1912-26911 (2) · Patent FR-1916-502839 (2)
Related to aircraft:
Patent agent:
None (91) · Boult, Wade & Tennant (7) · None (5) · Marks & Clerk (5) · Boult, Wade, and Tennant (3) · Schwab (3) · E. Blum & Co. (3) · Lloyd Wise & Co. (3) · Brewer & Son (3) · Charles Assi (3)
National tech categories:
None (104) · HU V/h (35) · FR 6.4 (32) · AT 77d (7) · CH 129b (7) · DK 77 (2) · USPC 244/89 (2) · FR 6.3 (2) · FR 6.2 (2) · USPC 244/233 (2)
IPCs:
None (115) · IPC B64C39/00 (11) · IPC B64C11/00 (10) · IPC B64C1/00 (8) · IPC B64C11/16 (6) · IPC B64C33/02 (6) · IPC B64C23/00 (6) · IPC B64C17/00 (6) · IPC B64D27/00 (5) · IPC B64C3/38 (5) · IPC B64C27/04 (5) · IPC B64C33/00 (4) · IPC B64B1/00 (4) · IPC B64C11/04 (3) · IPC B64C11/18 (3)
CPCs:
None (79) · CPC B64C23/005 (8) · CPC B64C13/00 (8) · CPC B64C11/16 (7) · CPC B64C33/02 (7) · CPC B64C17/00 (7) · CPC B64C39/005 (6) · CPC B64C3/385 (5) · CPC B64C39/00 (5) · CPC B64C2700/6274 (5) · CPC B64C11/006 (4) · CPC B64C11/48 (4) · CPC B64C11/36 (4) · CPC B64C2700/6281 (4) · CPC B64B1/00 (4) · CPC B64D27/00 (4) · CPC B64C27/04 (4) · CPC B64C33/00 (4)
First filing:
Citations from after 1930:
Number of diagram pages:

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